NSN catalog · 90,963 partsCatalog › Hardware and Abrasives › FSC 5305 › 5305-00-940-9446
Shoulder Screw P/N MS51975-20
In stock — 96 on our U.S. shelfNSN 5305-00-940-9446 5305009409446 NIIN 009409446
SECO Parts has 96 in stock of NSN 5305-00-940-9446 — Shoulder Screw — on our own shelf in Augusta, GA: a stocking supplier, not a broker. Typical price: $25–$45 each — an estimate from the government catalog price and what we have charged for similar parts. Not a quote: request one for your price. Quote lines carry a $50 minimum.
One part, one step — answered within one business day. Several parts? and send them together.
- Ships in 1–3 business days from Augusta, GA
- Certificate of Conformance on request
- PO, GPC & major cards
- $50 minimum order — smaller requests still get a quote
- 30-day returns · terms
- FLIS item name
- SCREW,SHOULDER
- SECO description
- SCREW
- Federal supply class
- FSC 5305 — Screws
Availability & condition
| Condition | Code | Qty on shelf |
|---|---|---|
| New Surplus | NS | 96 |
| Total | 96 |
Quantities are live from SECO's inventory system, not estimated.
Also known as:
5305-00-940-9446 009409446 MS51975-20 MS16638-20
Get a quote
Build a list across as many parts as you need, send it once, get one quote back — answered within one business day, usually the same day. POs and GPC welcome. $50 minimum order.
More to tell us? Need-by date, ship-to, your own RFQ document
Specifications
- Surface treatment
- Overall Cadmium and Chromate
- Surface treatment document and classification
- Overall Fed Spec Single Treatment Response QQ--416 TY 2 CL 3
- Thread series designator
- Unified National Coarse (UNC)
- Minimum tensile strength
- Pounds Per Square Inch 140000
- Head diameter
- 0.543–0.562 in
- Nominal thread diameter
- Inches 0.312
- Width across flats
- 0.188 in (nominal)
- Thread quantity per inch
- 18
- Shoulder length
- First Shoulder Inches Minimum 1.245 and Inches Maximum 1.255
- Material
- Overall Steel Comp 4037 or Steel Comp 4137 or Steel Comp 4140 or Steel Comp 8630 or Steel Comp 8740
- Hardness rating
- Overall Rockwell C Minimum 32.0 and Rockwell C Maximum 43.0
- Shoulder shape
- First Shoulder Round
- Thread class
- 3A
- Thread direction
- Right-Hand
- Thread length
- 0.480–0.500 in
- Fastener length
- 1.735–1.745 in
- Shoulder diameter
- First Shoulder Inches Minimum 0.371 and Inches Maximum 0.373
- Head height
- 0.240–0.250 in
From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.
Cross-reference part numbers
MS51975-20 MS16638-20
Shown for identification only. SECO can quote against any of these numbers.
Logistics data
| Source of supply | SMS DLA Land and Maritime, Columbus, Ohio |
| Acquisition advice code | D DLA/GSA stocked — stocked by DLA or GSA and issued from central stock |
| Unit of issue | EA each |
| Demilitarization code | A Demilitarization not required — non-munitions-list item |
| Controlled inventory code | U Unclassified |
| Hazardous material indicator | N No hazardous material |
Source: public FLIS/PUB LOG cataloging data.
Why buy from SECO
These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.
In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered
FAQ
What is NSN 5305-00-940-9446?
NSN 5305-00-940-9446 (5305009409446) — Shoulder Screw: SECO Parts has 96 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for shoulder screw in federal supply class 5305 (Screws).
Is NSN 5305-00-940-9446 available?
SECO Parts has 96 in stock in Augusta, GA — order or request a quote below.
How much does NSN 5305-00-940-9446 cost?
SECO typically prices parts like NSN 5305-00-940-9446 at $25–$45 each: an estimate from the government catalog price and what SECO has charged for similar parts. It is not a quote — request one for your price, usually answered the same business day. Quote lines carry a $50 minimum.
What part numbers cross-reference to NSN 5305-00-940-9446?
Part numbers that cross-reference this NSN include MS51975-20, MS16638-20. SECO can quote against any of them.
Same item, other stock numbers
Other NSNs the federal catalog names SCREW,SHOULDER. Same name is not the same part: check the part numbers.