| Manufacturer Part Number | RNCC | RNVC | Manufacturer Name | CAGE | |
|---|---|---|---|---|---|
| MS51959-89 | 2 - Definitive Specification or Standard Document | 1 - Incomplete Part Number | MILITARY STANDARDS | 96906 | |
Definitive Government Specification or Standard Designator Reference. A part number, style number, or type designator included in or developed in accordance with a Government specification or standard which has the effect of fully identifying an item of supply. This code shall also be used for a Government specification or standard which, although not including part numbers, style numbers, or type designators, covers a single item of upply. These reference numbers may be coded with Reference Number Variation Code (RNVC) 1 in accordance with volume 2, paragraph 2.9.2.n.(4).
A design control or other reference number that does NOT identify an item of production without the use of additional information, or a specific part, type, or similar reference number does NOT identify or item of supply without the use of additional information.
| FSG | FSC | NIIN | FIIG | INC | CRITICALITY | TYPE OF ITEM | MRC | DEMIL | HMIC | EDC | PMIC | ADPEC | DATE CREATED |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 53 | 5305 | 009950611 | A500D0 | 06657 | X | 1 | A | N | U | 4 Apr 1967 |
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Full Descriptive Item Identification
Non-MLI/ Non-SLI — Demilitarization not required.
Indicates there is no data in the HMIRS and the NSN is in a FSC not generally suspected of containing hazardous materials.
Precious Metal Content is unknown.
| MOE Rule | Former MOE | AMC | AMSC | NIMSC | IMC | IMC Activity | AAC | DSOR | Collaborators | Receivers | Effective Date | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ZG01 | 1 Apr 1991 | |||||||||||||||||||||||||||||
| ZR01 | 1 Jul 1997 | |||||||||||||||||||||||||||||
| RNFC | RNCC | RNVC | DAC | RNAAC | RNSC | RNJC | SADC | MSDS | HCC | Reference Number | CAGE | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 2 | 1 | 4 | XN | D | MS51959-89 | 96906 | | ||||
Number format is unknown. (Coded RNFC 3 by the Defense Logistics Information Service upon implementation of FLIS.)
Definitive Government Specification or Standard Designator Reference. A part number, style number, or type designator included in or developed in accordance with a Government specification or standard which has the effect of fully identifying an item of supply. This code shall also be used for a Government specification or standard which, although not including part numbers, style numbers, or type designators, covers a single item of upply. These reference numbers may be coded with Reference Number Variation Code (RNVC) 1 in accordance with volume 2, paragraph 2.9.2.n.(4).
A design control or other reference number that does NOT identify an item of production without the use of additional information, or a specific part, type, or similar reference number does NOT identify or item of supply without the use of additional information.
The reference number is represented by technical documentation other than a drawing and the documentation was available to the RNAAC, who may or may not be the submitting activity, at the time of submission of the reference number; however, the RNAAC cannot furnish the technical documentation.
National Security Agency, ATTN: L111, Fort George G. Meade, MD 20755-6000
Procurement authority of the manufacturer and reference number have not yet been checked. NOTE: This code is to be allocated to reference numbers still requiring checks on procurement authority.
| ISC | Originator | NIIN Status | Replaced / Replacement ISC | Replaced / Replacement Originator | Replacement NIIN Status | Replacement Date | Replaced / Replacement NSN | Decision Date |
|---|---|---|---|---|---|---|---|---|
| C | KZ | 0 | 16 Oct 1971 |
An item authorized for procurement that has been included in an item reduction study but an intelligent decision could not be made due to lack of sufficient technical data.
Defense Supply Center Philadelphia, Philadelphia, PA 19101
Item is active. File data coded KFD is forwarded. if this KFD data represents your item of supply, submit, if applicable, an LAD, LAU, or LCU transaction. Otherwise, use the National Stock Number (NSN) in your supply system.
| Integrity | Originating | HMC | LCL | WCC | TCC | SHC | ADC | ACC | ASH | LTL | NMFC | NMFC Sub Item | UFC | Freight Description | Rail Variance |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| XN |
National Security Agency, ATTN: L111, Fort George G. Meade, MD 20755-6000
No Variation. NMFC and UFCC Match.
DLA Troop Support, Philadelphia, PA 19111 ** No longer valid for input **
TERMINAL ITEM. Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Unclassified
100
Each - A numeric quantity of one item of supply. Do not use if a more specific term applies, such as kit, set, assortment, assembly, group, sheet, plate, strip or length.
TYPE I or TYPE II (Non-Deteriorative/No Shelf-Life) - An individual item of supply which is determined through an evaluation of technical test data and/or actual experience to be an item with a definite non-extendible period of shelf-life OR An individual item of supply having an assigned shelf-life time period that may be extended after completion of inspection/test/restorative action.
Department of the Navy
| MRC | Decoded Requirement | Clear Text Reply |
|---|---|---|
| CRSQ | Countersink Angle | 82.0 DEGREES NOMINAL |
| ZZZX | Departure From Cited Designator | AS MODIFIED BY CONDITION A |
| ZZZW | Departure From Cited Document | AS MODIFIED BY MATERIAL |
| AASB | Fastener Length | 2.500 INCHES MAXIMUM |
| AASL | Head Diameter | 0.477 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASK | Head Style | FLAT COUNTERSUNK |
| CQBC | Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH |
| AHYM | Nominal Thread Diameter | 0.250 INCHES |
| ZZZT | Nondefinitive Spec/Std Data | 3 TYPE AND 2C STYLE |
| ABQZ | Internal Drive Style | CROSS RECESS TYPE 1 |
| CYAW | Screw Material Document And Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| CYBA | Screw Surface Treatment | PASSIVATE |
| CYAU | Screw Material | STEEL COMP 304 |
| TEST | Test Data Document | 81348-FF-S-92 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). OR 96906-MS51959-89 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| AAJD | Thread Class | 2A |
| AAJF | Thread Direction | RIGHT-HAND |
| AASA | Thread Length | 1.750 INCHES MAXIMUM |
| THSD | Thread Series Designator | UNC |
| CMLP | Thread Quantity Per Inch | 20 |