7803-1978

View detailed technical data, stock status, and sourcing information for: 7803-1978
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-161-9964

Item Name Code

04892

Assigment Date

10/24/1971 (54 years ago)

0.875 inches nominal ball seat radius, mrap - common nsn - used on 4 mrap variants and 8 other weapon systems.; high-mobility artillery rocket system (himars) end item identification, single ball seat, hexagon nut style, 0.875 inches nominal nut height, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand
Nut Style: single ball seat, hexagon
Ball Seat Radius: 0.875 inches nominal
Nut Height: 0.875 inches nominal
End Item Identification: mrap - common nsn - used on 4 mrap variants and 8 other weapon systems.; high-mobility artillery rocket system (himars)
Width Across Flats: 1.475 inches minimum and 1.495 inches maximum
Thread Quantity Per Inch: 16
Nominal Thread Size: 1.125 inches
Part Name Assigned By Controlling Agency: nut, cap
Material: steel overall
Surface Treatment: zinc overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-01-195-5563	No Name Available	01/01/1991

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1020Z2746	Nut,plain,single Ball Seat,hexag
1199N118	Nut,plain,single Ball Seat,hexag
5310001619964	Nut,plain,single Ball Seat,hexag
66095C	Nut,plain,single Ball Seat,hexag
7803-1978	Nut,plain,single Ball Seat,hexag
9-2923-380	Nut,plain,single Ball Seat,hexag
SD-31978	Nut,plain,single Ball Seat,hexag

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-00-161-9964?

The FSCG of the NSN 5310-00-161-9964 is 5310

Does the NSN 5310-00-161-9964 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-161-9964 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5310-00-161-9964 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-161-9964 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5310-00-161-9964 was assigned to the Federal Catalog?

It was assigned 54 years ago, on Sun, Oct 24, 1971