| Item Name | Bolt Shoulder |
| INC Code | 04905 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-377-4124 (003774124) |
| NCB Code | USA (00) |
| Manufacturer | Foret Systems Inc, Gkn Aerospace Chem Tronics Inc, Inspektorat Wsparcia Sil Zbrojnych, United Technologies Corporation |
| Associated Parts Numbers of NSN 5306-00-377-4124 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| ST2137-03 | foret systems inc | bolt shoulder | 32923 | A | F | RFQ |
| ST2137-03 | gkn aerospace chem tronics inc | bolt shoulder | 23163 | F | A | RFQ |
| 5306PL1495276 | inspektorat wsparcia sil zbrojnych | bolt shoulder | 9009h | H | A | RFQ |
| ST2137-03 | united technologies corporation | bolt shoulder | 77445 | F | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.587 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.720 INCHES MINIMUM AND 0.740 INCHES MAXIMUM |
| AASK | HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED |
| AASL | HEAD DIAMETER | 0.730 INCHES MINIMUM AND 0.737 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.310 INCHES MINIMUM AND 0.330 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM FIRST SHOULDER |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | TWO HOLES DRILLED THROUGH HEAD 0.098 IN. MIN 0.103 IN. MAX DIA,0.520 IN. C TO C BETWEEN BOLT HOLES |
| MATT | MATERIAL | TITANIUM ALLOY OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PWA 37 FSCM 77445 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-00-377-4124, 5306003774124 | ||||
| 5306-01-044-6542 (5306010446542) | 5306-00-638-3143 (5306006383143) | 5306-01-599-7864 (5306015997864) | 5306-01-580-9186 (5306015809186) | |
| 5306-00-836-0237 (5306008360237) | 5306-00-490-4588 (5306004904588) | 5306-00-515-7096 (5306005157096) | 5306-01-339-9553 (5306013399553) | |
| 5306-00-655-7488 (5306006557488) | 5306-01-669-6717 (5306016696717) | 5306-00-151-0433 (5306001510433) | 5306-00-452-4577 (5306004524577) | |
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