PartsTable TECHNICAL DATA SHEET

NSN 5310-00-764-0785Government record, cited

Thumbnut Assembly5310-00-764-0785

NSN 5310-00-764-0785 · NIIN 007640785 · Part number 7640785

U S Army Tank Automotive Command Amsta-Im-Mm · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 19207

Government record, cited

NSN 5310-00-764-0785 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-764-0785. Manufacturer of record part number: 7640785.

Also searched as 5310-00-764-0785 · 5310007640785 · NIIN 007640785 · 00-764-0785 · FSC 5310 Nuts and Washers · CAGE 19207 · 7640785 · 12579607 · CAR027 · 5182055 · 5179394

Nearby stock numbers ← 5310-00-764-0575 Nut-Shaft · 5310-00-764-0859 →

5310-00-764-0785 — Nuts and Washers

Features

Thumbnut Assembly — FSC 5310
General Characteristics Item Description: ITEM CONSISTS OF THUMBNUT 5179394; EYEBOLT 5182055
1 manufacturer part number on file
Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm

Identification

NSN: 5310-00-764-0785
NIIN: 007640785
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 7640785
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm

General Description

The Thumbnut Assembly, cataloged under National Stock Number 5310-00-764-0785, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-00-764-0785
Primary Part Number	7640785
Item Name	Thumbnut Assembly
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	U S Army Tank Automotive Command Amsta-Im-Mm
Status	ACTIVE
General Characteristics Item Description	ITEM CONSISTS OF THUMBNUT 5179394; EYEBOLT 5182055

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

⇄ Related Items 8

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

1005-00-856-006710911424 POSSIBLE MATCH

CHUTE,AMMUNITION

Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm

5342-00-907-902312579607 POSSIBLE MATCH

BELLOWS,PROTECTION

Possible match (shared part number)Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate

5340-01-072-451612280487 POSSIBLE MATCH

BRACKET,DOUBLE ANGLE

Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm

5340-01-077-219310895655 POSSIBLE MATCH

COVER,ACCESS

Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm

5315-01-193-708112336211 POSSIBLE MATCH

PIN,SHOULDER,HEADLESS

Possible match (shared part number)U S Army Tank Automotive Command Amsta-Im-Mm

5342-01-235-02339375761 POSSIBLE MATCH

BRACKET,MOUNTING,

Possible match (shared part number)Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate

5340-01-326-013611830775 POSSIBLE MATCH

STRAP,RETAINING

Possible match (shared part number)Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate

5340-01-330-547712934821 POSSIBLE MATCH

BRACKET,MOUNTING

Possible match (shared part number)Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate

Cross-Reference Index

Part Number	Manufacturer
7640785 PRIMARY	U S Army Tank Automotive Command Amsta-Im-Mm (USA)

Reference documents

Reference	Meaning
7640785	5/1 Secondary reference Army, United States Department of the Dba Rock Island Arsenal Jmtc
12579607	5/1 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
CAR027	5/1 Secondary reference Army, United States Department of the Dba Rock Island Arsenal Jmtc
5182055	5/1 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5179394	5/1 Secondary reference Army, United States Department of the Dba Rock Island Arsenal Jmtc
CARC026	5/1 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
PL7640785	5/1 Secondary reference Army, United States Department of the Dba Rock Island Arsenal Jmtc

Related Parts

1005-00-856-0067POSSIBLE MATCH

CHUTE,AMMUNITION

10911424

5342-00-907-9023POSSIBLE MATCH

BELLOWS,PROTECTION

12579607

5340-01-072-4516POSSIBLE MATCH

BRACKET,DOUBLE ANGLE

12280487

5340-01-077-2193POSSIBLE MATCH

COVER,ACCESS

10895655

5315-01-193-7081POSSIBLE MATCH

PIN,SHOULDER,HEADLESS

12336211

5342-01-235-0233POSSIBLE MATCH

BRACKET,MOUNTING,

9375761

5340-01-326-0136POSSIBLE MATCH

STRAP,RETAINING

11830775

5340-01-330-5477POSSIBLE MATCH

BRACKET,MOUNTING

12934821

Frequently Asked Questions

What is NSN 5310-00-764-0785?

NSN 5310-00-764-0785 is a Thumbnut Assembly, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-00-764-0785?

NSN 5310-00-764-0785 has 1 manufacturer part number on file: 7640785 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 5310-00-764-0785?

8 possible matches (shared part number, not a government interchangeability claim): 1005-00-856-0067, 5342-00-907-9023, 5340-01-072-4516. Verify interchangeability with system specifications before substitution.

What are the specifications of 7640785?

Key specifications for 7640785: General Characteristics Item Description: ITEM CONSISTS OF THUMBNUT 5179394; EYEBOLT 5182055; End Item Identification: 105MM M60 TANK; 105MM M58A5 MM. 1 specification is documented in the U.S. Government catalog.

Is NSN 5310-00-764-0785 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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