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5305-00-121-8908

Close Tolerance Screw

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1977778-4U
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1977778-4UM
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1977778-5
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1977778-6
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Official Item Classification

名前
Close Tolerance Screw
(NSN) 国内在庫番号
5305-00-121-8908
(FSG) 連邦供給グループ
53 Hardware and Abrasives
(FSC) 連邦供給分類
5305 スクリュー
(INC) 商品名コード
29294
(FIIG) 連邦物品識別ガイド
A003B0
日付
10/25/1968 (57年前)

1.356 inches minimum and 1.376 inches maximum fastener length, 0.282 inches minimum and 0.333 inches maximum thread length, 3a thread class, flat countersunk head style, right-hand thread direction

Specs & Compatibility

スレッドクラス

3a

ねじ方向

right-hand

ねじ長さ

0.282 inches minimum and 0.333 inches maximum

ファスナーの長さ

1.356 inches minimum and 1.376 inches maximum

ヘッド スタイル

flat countersunk

ヘッド直径

0.449 inches minimum and 0.507 inches maximum

ロック機能

detent ring grip

グリップの直径

0.2483 inches minimum and 0.2492 inches maximum

シャンク未踏 穴径

0.076 inches minimum and 0.086 inches maximum first hole

内部ドライブ様式

high-torque

わずかな糸の直径

0.250 inches

グリップの長さ

0.938 inches minimum and 0.954 inches maximum

インチあたりのねじ山数

28

硬度評価

36.0 rockwell c minimum and 41.0 rockwell c maximum overall

皿穴角度

100.0 degrees nominal

ヘッドからのシャンクの穴の中心への最も大きい軸受け表面からの間隔

1.256 inches minimum and 1.286 inches maximum first hole

表面仕上げ

63.0 microinches grip

表面仕上げ

63.0 microinches top of head

材料

steel overall

マテリアルドキュメントと分類

mil-b-83050 mil spec single material response overall

表面処理

cadmium and chromate overall

表面処理文書と分類

qq-p-416 ty 2 cl 2 fed spec single treatment response overall

ねじシリーズ指定子

unjf

Replacement For

部品番号 説明
5305-01-071-8765 No Name Available 06/01/2006

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

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

Pseudo Item Name Code

0029294

Related Hardware Products

部品番号 説明
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MS27577-4-15 Close Tolerance Screw
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よくある質問

What is the FSCG of the NSN 5305-00-121-8908?
The FSCG of the NSN 5305-00-121-8908 is 5305
Does the NSN 5305-00-121-8908 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-121-8908 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 5305-00-121-8908 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-121-8908 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 5305-00-121-8908 was assigned to the Federal Catalog?
It was assigned 57年前, on Fri, Oct 25, 1968