Type a 13-digit NSN, a 9-digit NIIN, a manufacturer part number, or a category name such as “gasket”.

Jump to

FSC 5305 × SCREW,SHOULDER

SCREW,SHOULDER

5305-00-450-1917 FSC 5305

NSN 5305-00-450-1917 (also written 5305004501917; NIIN 00-450-1917) is a screw, shoulder in Federal Supply Class 5305, Screws. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

Open for bid

No open solicitations on record for this NSN right now.

Search open RFQs on DIBBS →

Can you win it?

This item is coded as suitable for competitive acquisition (AMC 1).

Acquisition method (AMC)
1
Suffix (AMSC)
G
Competition
Coded for competition

AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. The codes describe the item's status on record, not any one solicitation. What the codes mean

What it is — can you make it?

Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.

Dimensioned drawing

Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.

UNITS: INCHES SIDE VIEW 0.595–0.625 LG ⌀0.375 5305-00-450-1917 ALL DIMENSIONS IN INCHES · REFERENCE ONLY, NOT FOR MANUFACTURE SCREW,SHOULDER · OVERALL STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 · THREAD 3A

Specifications

From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.

Requirement Value
HEAD STYLE AASK —
HEAD HEIGHT AASU INCHES MINIMUM 0.302 AND INCHES MAXIMUM 0.312
MINIMUM TENSILE STRENGTH CQBC POUNDS PER SQUARE INCH 140000
THREAD DIRECTION AAJF RIGHT-HAND
THREAD LENGTH AASA INCHES MINIMUM 0.595 AND INCHES MAXIMUM 0.625
FASTENER LENGTH AASB INCHES MINIMUM 2.850 AND INCHES MAXIMUM 2.870
THREAD CLASS AAJD 3A
SURFACE TREATMENT SFTT OVERALL CADMIUM AND CHROMATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC OVERALL FED SPEC ALL TREATMENT RESPONSES QQ--416,TY 2,CL 3 QQ--416
SHOULDER DIAMETER AATN FIRST SHOULDER INCHES MINIMUM 0.496 AND INCHES MAXIMUM 0.498
SHOULDER LENGTH AATX FIRST SHOULDER INCHES MINIMUM 2.245 AND INCHES MAXIMUM 2.255
INTERNAL DRIVE STYLE ABQZ —
HEAD DIAMETER AASL INCHES MINIMUM 0.729 AND INCHES MAXIMUM 0.750
NOMINAL THREAD DIAMETER AHYM INCHES 0.375
WIDTH ACROSS FLATS ASDB INCHES NOMINAL 0.250
HARDNESS RATING CQFM OVERALL ROCKWELL C MINIMUM 32.0 AND ROCKWELL C MAXIMUM 43.0
SHOULDER SHAPE CWYB FIRST SHOULDER ROUND
MATERIAL MATT OVERALL STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740
THREAD QUANTITY PER INCH CMLP 16
THREAD SERIES DESIGNATOR THSD UNIFIED NATIONAL COARSE (UNC)

Manufacturer part numbers

Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.

Part number CAGE Manufacturer
MS51975-34 80205 NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS51975-34 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

What it pays — so you can quote

The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.

Latest unit price
$165.15
Purchases
1
Total spend
$330.30
Sep 14, 2026
Last purchased
1 · 1.0/yr
Purchase records
$330.30
Total demand
$165.15
Latest unit price

Compare with other items

Purchase history

1 purchase on record
Awarded Qty Unit price Total Supplier Agency Source
Sep 14, 2026 2 $165.15 $330.30 QUALITY SOCKET SCREW MANUFACTURING CORP (5N116) Unknown Source ↗

Related contract actions

Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.

No related contract actions on record.

Demand history

Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.

Who wins this item

Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.

  • Award in the last 2 years
  • Older award
QUALITY SOCKET SCREW MANUFACTURING CORP
last award Sep 2026
Not listed
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
Listed source
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
no award yet
Listed source

QUALITY SOCKET SCREW MANUFACTURING CORP won the only award on record. QUALITY SOCKET SCREW MANUFACTURING CORP won without being a listed source.

Solicitation Issued Closes / closed Qty Status
SPE4A6-26-T-27GN Sep 9, 2026 Sep 16, 2026 2 Expired View at DIBBS →

Open RFQs on DIBBS → DIBBS award history ↗

About this data

  • Unit prices: DLA DIBBS award records — every row links to its government record.
  • AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
  • Contract action totals: USAspending, context only.
  • Data last refreshed: 2026-10-05.
  • Full methodology →
Cite this page
Citation

NSN Explorer. "SCREW,SHOULDER." nsnexplorer.com, https://nsnexplorer.com/nsn/5305-00-450-1917/. Data as of October 19, 2026.

Link

https://nsnexplorer.com/nsn/5305-00-450-1917/