| Item Name | Chain Roller |
| INC Code | 04457 |
| Federal Supply Group (FSG) | Mechanical Power Transmission Equipment |
| Federal Supply Class (FSC) | 3020 Gears Pulleys Sprockets and Transmission Chain |
| National Item Identification Number (NIIN) | 01-252-1020 (012521020) |
| NCB Code | USA (01) |
| Manufacturer | Lockheed Martin Corporation, Morse Industrial Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AJXT | LINK STYLE | ROLLER |
| AWFN | LINK ROW QUANTITY | 3 |
| AWFW | PIN FASTENING METHOD | COTTER PIN AND RIVETED |
| AWSM | LINK PLATE WIDTH | 0.700 INCHES NOMINAL |
| AWSQ | LINK PLATE NOMINAL THICKNESS | 0.0940 INCHES |
| AWWN | LINK ROLLER NOMINAL DIAMETER | 0.4680 INCHES |
| AWWP | LINK NOMINAL WIDTH BETWEEN PLATES | 0.5000 INCHES |
| FEAT | SPECIAL FEATURES | CONSISTS OF DOUBLE STRANDED LINKS; EA LINK HAS 1 PIN AND TWO ROLLERS; PIN DIA.-0.234 IN.; OVERALL WID-1.985 IN.; PITCH LENGTH-0.750 IN.; NO. OF PITCHES-74; OPER TEMP-MIN 11 DEG. F TO POS 96 DEG. F; STOR TEMP-MIN 45 DEG. F TO POS 110 DEG. F |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | PASSIVATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| SUPP | SUPPLEMENTARY FEATURES | END ITEM PEACEKEEPER T AND H |
| Relevant Components for NSN - 3020-01-252-1020, 3020012521020 | ||||
| 3020-01-276-6140 (3020012766140) | 3020-01-170-2566 (3020011702566) | 3020-01-133-4631 (3020011334631) | 3020-00-893-8320 (3020008938320) | |
| 3020-01-182-9434 (3020011829434) | 3020-01-443-0979 (3020014430979) | 3020-00-719-7965 (3020007197965) | 3020-00-850-2436 (3020008502436) | |
| 3020-01-513-8232 (3020015138232) | 3020-00-030-0795 (3020000300795) | 3020-00-391-9534 (3020003919534) | 3020-01-487-4509 (3020014874509) | |
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